Thornburgh; William F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Thornburgh; William F..The latest application filed is for "engine air inlet and silencer for motor vehicle".
- Thornburgh; William F. - Rochester Hills MI
- Thornburgh; William F. - Rochester MI
- Thornburgh; William F. - Roc hester MI
| Patent | Date |
|---|---|
| Engine air inlet and silencer for motor vehicle Grant 4,778,029 - Thornburgh October 18, 1 | 1988-10-18 |
| Air cleaner liquid drain and filter assembly Grant 4,735,640 - Thornburgh , et al. April 5, 1 | 1988-04-05 |
| Insulated engine air cleaner Grant 4,605,426 - Thornburgh August 12, 1 | 1986-08-12 |
| Dual displacement engine control Grant 4,185,607 - Thornburgh January 29, 1 | 1980-01-29 |
| Emission control system with altitude compensated purge valve Grant 4,137,882 - Thornburgh February 6, 1 | 1979-02-06 |
| Pressure transducer and exhaust gas recirculation control valve using same Grant 4,069,798 - Thornburgh January 24, 1 | 1978-01-24 |
| Ignition timing control Grant 3,915,132 - Thornburgh October 28, 1 | 1975-10-28 |
| Exhaust Gas Recirculation Valve Grant 3,783,848 - Ranft , et al. January 8, 1 | 1974-01-08 |
| Intake Manifold For Exhaust Gas Recirculation And Method Of Manufacture Grant 3,717,130 - Thornburgh February 20, 1 | 1973-02-20 |
| Ignition Timing And Throttle Position Control Grant 3,643,526 - Thornburgh February 22, 1 | 1972-02-22 |
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